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Issue 747811 link

Starred by 1 user
Status: Duplicate
Merged: issue 747796
Owner:
jarin@chromium.org
Closed: Jul 2017
Cc:
jarin@google.com
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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22% regression in v8.runtimestats.browsing_mobile at 486074:487676

Project Member Reported by jarin@google.com, Jul 24 2017 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jul 24 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=747811

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=595b353d8643f270b76b6600960f5cca7bd7ea80b326bc6c6c67f99151e5ca0b


Bot(s) for this bug's original alert(s):

android-nexus5X
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Jul 24 2017

Mergedinto: 747796
Status: Duplicate (was: Assigned)

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : Mythri Alle
  Commit : 51e582272983e7b49f395ccce1f3c56e1dc2d722
  Date   : Mon Jul 17 14:39:35 2017
  Subject: Enable memory metric, v8.compile category on v8.runtimestats.browse*

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile
  Metric       : Compile:duration_avg/browse_media/browse_media_youtube
  Change       : 26.84% | 448.330833333 -> 568.681833333

Revision             Result                  N
chromium@486073      448.331 +- 44.6149      6      good
chromium@486875      444.574 +- 59.6914      6      good
chromium@486976      467.558 +- 71.1784      6      good
chromium@487026      445.907 +- 64.2365      6      good
chromium@487051      463.411 +- 66.4565      6      good
chromium@487064      454.284 +- 43.9938      6      good
chromium@487070      453.188 +- 51.145       6      good
chromium@487073      440.001 +- 13.0178      6      good
chromium@487074      451.025 +- 63.3431      6      good
chromium@487075      556.251 +- 51.6462      6      bad       <--
chromium@487076      545.791 +- 11.1876      6      bad
chromium@487276      563.719 +- 87.9273      6      bad
chromium@487676      568.682 +- 80.7345      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.youtube v8.runtimestats.browsing_mobile

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8973205655177420864


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Jul 24 2017 


=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : Mythri Alle
  Commit : 51e582272983e7b49f395ccce1f3c56e1dc2d722
  Date   : Mon Jul 17 14:39:35 2017
  Subject: Enable memory metric, v8.compile category on v8.runtimestats.browse*

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile
  Metric       : Compile:duration_avg/browse_media/browse_media_youtube
  Change       : 26.61% | 443.210333333 -> 561.156666667

Revision             Result                  N
chromium@486073      443.21 +- 9.43293       6      good
chromium@486875      443.367 +- 15.315       6      good
chromium@486976      489.526 +- 73.2914      6      good
chromium@487026      453.301 +- 66.9049      6      good
chromium@487051      490.287 +- 82.825       6      good
chromium@487064      479.3 +- 88.821         6      good
chromium@487070      456.25 +- 61.1043       6      good
chromium@487073      443.926 +- 17.7991      6      good
chromium@487074      454.276 +- 63.6289      6      good
chromium@487075      586.844 +- 99.1312      6      bad       <--
chromium@487076      571.473 +- 92.2341      6      bad
chromium@487276      559.326 +- 80.8481      6      bad
chromium@487676      561.157 +- 68.8655      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.youtube v8.runtimestats.browsing_mobile

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8973205665131963200


For feedback, file a bug with component Speed>Bisection
►

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